Instructions: Combine flour, soda, salt, and cinnamon; set aside.

Combine eggs, oil, buttermilk, sugar and vanilla; beat until smooth. Stir in flour mixture, pineapple, carrots, coconut, and chopped walnuts. Pour batter in to 2 greased and floured 9 inch round cake pans.

Bake at 350 degrees for 35 to 40 minutes or until a wooden pick inserted in center comes out clean. Immediately spread Buttermilk Glaze evenly over layers. Cool in pans 15 minutes; remove from pans, let cool completely.

Spread Orange-Cream Cheese Frosting between layers and on top and sides of cake. Store cake in refrigerator.

Buttermilk Glaze: Combine sugar, soda, buttermilk, butter and corn syrup in a Dutch oven. Bring to a boil; cook 4 minutes, stirring often. Remove from heat, and stir in vanilla.

Orange-Cream Cheese Frosting: Combine butter and cream cheese, beating until light and fluffy. Add vanilla powdered sugar, rind and juice; beat until smooth.

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